[PATCH 2/3] OMAP2+ devices add mac address allocation register api

Tony Lindgren tony at atomide.com
Mon Jul 2 06:51:03 EDT 2012


* Arnd Bergmann <arnd at arndb.de> [120702 03:24]:
> On Sunday 01 July 2012, Tony Lindgren wrote:
> > > > 2. Pass the Panda mac information as platform data to this
> > > >    driver for now with a comment on the usb path naming being
> > > >    potentially wrong in the loadable modules case.
> > > 
> > > IMHO code outside of the platform driver world would be more
> > > appropriate here. It's not actually a platform device because
> > > it's more of an abstract concept to define a mac address than
> > > physical hardware.
> > 
> > Well we still need to also pass the mac address generated by
> > the SoC specific kernel init code. It seems that platform data
> > would be the obvious way to pass that. Or do you have some other
> > way in mind for that?
> 
> My point is that for platform data you need a platform device of
> some sort, but this new piece of infrastructure does not look
> like it should be a device.

OK
 
> I think a reasonable interface would be something as simple as
> 
> void register_eth_mac_fixup(const char *path, const u8 *mac);
> 
> Instead of registering a device from the platform, we just call
> this function, and leave the code built-in.

Sounds good to me.

Tony



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